@article{05497725,
title = {Generalizations of a theorem of I. Schur.},
journal = {Applied Mathematics E-Notes [electronic only]},
volume = {6},
year = {2006},
pages = {244-250},
zbl = {1156.26301},
language = {en},
url = {http://dml.mathdoc.fr/item/05497725}
}
Qi, Feng; Li, Wei; Guo, Bai-Ni. Generalizations of a theorem of I. Schur.. Applied Mathematics E-Notes [electronic only], Tome 6 (2006) pp. 244-250. http://gdmltest.u-ga.fr/item/05497725/